[infinispan-dev] Infinispan 5.3 and the new JGroups bundler

[Alan Field]

Hey Pedro,

I have a couple of questions for you about this.

1) What is the default bundler used in JGroups 2.7.x?

2) Are there any issues with running versions of Infinispan < 5.3 with the new bundler?

Thanks,
Alan

----- Original Message -----
> From: "Pedro Ruivo" <pedro at infinispan.org>
> To: "ispn-dev" <infinispan-dev at lists.jboss.org>
> Sent: Tuesday, June 4, 2013 10:12:49 AM
> Subject: [infinispan-dev] Infinispan 5.3 and the new JGroups bundler
> 
> Hi all,
> 
> In Infinispan 5.3 we are allowing message bundling due to "recent"
> improvements made in JGroups' bundler.
> 
> The new bundler is the default in JGroups 3.3 but if you are using the
> old bundler (UDP.bundler_type="old"), please may consider to change it
> to use the new bundler (UDP.bundler_type="new").
> 
> If you don't want to change it, please consider that the old bundler can
> lead a performance degradation in a low throughput system (when you have
> 1 or 2 threads performance operations). Note that, in the old blunder,
> the messages are blocked until (default values, of course you can
> tunning this values to match to your application):
> 
> * 30 milliseconds are expired;
> or
> * 64k bytes are ready to be sent.
> 
> Recall that this warning is valid for Infinispan 5.3 (and superior in
> the future).
> 
> Thank You.
> 
> Regards,
> Pedro Ruivo
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